Added Unit Tests for Connect Stack Util Function

Author: KHardik1698

.talismanrc

@@ -7,5 +7,7 @@ fileignoreconfig:
   checksum: 60a38392c57ddfd834c0b8204a7b766d53e47681e11e7eb1936bf624a09ee70e
 - filename: src/utils/connect-stack.ts
   checksum: 05307c5f7af5c30c8f512f522fc67fd9fc22d868933730efbb4e358e0c072f6a
+- filename: test/utils/connect-stack.test.ts
+  checksum: f5b2cea668977cc0ffd5c278207e729e7f1493e70a77a3e273942939cfd4509a
 - filename: test/utils/get-management-token.test.ts
   checksum: 27bf7650b7264db640f23aa75ce21c4ecfa4f32ddc5caed48952dc12e9c59f41

test/utils/connect-stack.test.ts

@@ -0,0 +1,69 @@
+import * as contentstackSdk from '@contentstack/management'
+import connectStack from '../../src/utils/connect-stack'
+import {cli} from 'cli-ux'
+import processStack from '../../src/utils/process-stack'
+const regexMessages = require('../../messages/index.json').validateRegex
+
+jest.mock('@contentstack/management', () => ({client: jest.fn()}))
+jest.mock('../../src/utils/output.ts')
+jest.mock('../../src/utils/process-stack.ts')
+
+/* @ts-ignore */
+cli = ({
+  debug: jest.fn(),
+  error: jest.fn(),
+  action: {
+    start: jest.fn(),
+    stop: jest.fn(),
+  }})
+
+describe('Get Client from Management SDK, connect with Stack & process Stack', () => {
+  beforeEach(() => {
+    jest.restoreAllMocks()
+  })
+
+  test('API Key is Valid', async () => {
+    const apiKey = 'blt1234'
+    const authToken = 'blt1234'
+    const flags = {
+      contentType: true,
+      globalField: true,
+    }
+    contentstackSdk.client.mockImplementation(() => {
+      return {
+        stack: jest.fn().mockImplementation(() => {
+          return {
+            fetch: jest.fn().mockResolvedValue(Promise.resolve({stack: {}})),
+          }
+        }),
+      }
+    })
+    await connectStack(flags, authToken, apiKey)
+    expect(cli.action.start).toHaveBeenCalled()
+    expect(processStack).toHaveBeenCalled()
+  })
+
+  test('API Key is Invalid', async () => {
+    try {
+      const apiKey = 'blt1234'
+      const authToken = 'blt1234'
+      const flags = {
+        contentType: true,
+        globalField: true,
+      }
+      contentstackSdk.client.mockImplementation(() => {
+        return {
+          stack: jest.fn().mockImplementation(() => {
+            return {
+              fetch: jest.fn().mockRejectedValue(Promise.resolve(Error)),
+            }
+          }),
+        }
+      })
+      await connectStack(flags, authToken, apiKey)
+      expect(cli.action.start).toHaveBeenCalled()
+    } catch (error) {
+      expect(error.message).toBe(regexMessages.errors.stack.apiKey)
+    }
+  })
+})